From Big Medical Encyclopedia

CROTON OIL (Oleum Crotonis) — the dense yellowish-brown liquid with sharply burning taste and a peculiar smell received from seeds of the Chinese castor-bean tree — Croton tiglium L. In structure To. m enter crotonic and tiglic to - you, toxalbumin, proteic matters, oxalate lime. In a small amount (1 — 2 drops) To. the m causes strong aperient effect, in high doses has toxic effect, up to death; at hit on skin causes an inflammation with bulging. Strong toxic and irritant action To. the m does not allow to use it in medical practice. To. m apply in experimental pharmacology to reproduction of models of an aseptic inflammation.